Read the dictionary definition of bit. All definitions for this word.
1. the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press
1. he looked around for the right size bit
2. piece of metal held in horse's mouth by reins and used to control the horse while riding
1. the horse was not accustomed to a bit
3. the part of a key that enters a lock and lifts the tumblers
4. a short performance that is part of a longer program
1. he did his act three times every evening
2. she had a catchy little routine
3. it was one of the best numbers he ever did
5. a small fragment
1. overheard snatches of their conversation
6. an instance of some kind
1. it was a nice piece of work
2. he had a bit of good luck
7. a small amount of solid food; a mouthful
1. all they had left was a bit of bread
8. a small fragment of something broken off from the whole
1. a bit of rock caught him in the eye
9. a unit of measurement of information (from binary + digit); the amount of information in a system having two equiprobable states
1. there are 8 bits in a byte
10. a small piece or quantity of something
1. a spot of tea
2. a bit of paper
3. a bit of lint
4. I gave him a bit of my mind
11. an indefinitely short time
1. wait just a moment
2. in a mo
3. it only takes a minute
4. in just a bit